Find the quartile deviation of the following discrete series.

Question

Find the quartile deviation of the following discrete series. (A) 6.5 (B) 4.5 (C) 3.5 (D) 2.5

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(i) QD =(Q3-Q1/2). (ii) Find the cumulative frequency. (iii) Identify the x value corresponding to ((N/2)) th observation and ((3 N/2)) th observation.

Q. Find the quartile deviation of the following discrete series.

6.5

4.5

3.5

2.5

(i) $Q D = \frac{Q _{3} - Q _{1}}{2}$ .
(ii) Find the cumulative frequency.
(iii) Identify the $x$ value corresponding to $(\frac{N}{2})$ th observation and $(\frac{3 N}{2})$ th observation.

Q. Find the quartile deviation of the following discrete series.

6.5

4.5

3.5

2.5

(i) QD=2Q3​−Q1​​. (ii) Find the cumulative frequency. (iii) Identify the x value corresponding to (2N​) th observation and (23N​) th observation.

(i) $Q D = \frac{Q _{3} - Q _{1}}{2}$ .
(ii) Find the cumulative frequency.
(iii) Identify the $x$ value corresponding to $(\frac{N}{2})$ th observation and $(\frac{3 N}{2})$ th observation.